patch 8.2.3629: command completion in cmdline window uses global commands

Problem:    Command completion in cmdline window uses global user commands,
            not local commands for the window where it was opened from.
Solution:   Use local commands. (closes #9168)

src/version.c

@@ -757,6 +757,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    3629,
 /**/
     3628,
 /**/